CN217368635U

CN217368635U - Mining crushing shaft group cutter tooth seat end face pressing device

Info

Publication number: CN217368635U
Application number: CN202220325092.0U
Authority: CN
Inventors: 张艺; 杨国福; 田建川; 米佩; 朱海鹏; 商涛; 马晨; 孟凡
Original assignee: Ningxia Tiandi Benniu Industrial Group Co Ltd
Current assignee: Ningxia Tiandi Benniu Industrial Group Co Ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-09-06
Anticipated expiration: 2032-02-17

Abstract

A mining crushing shaft group cutter tooth seat end face pressing device comprises a pressing plate, a guide assembly and a base, wherein the base is placed on the bottom face and used for supporting placement of a crushing shaft group; the utility model discloses when using, through revolving first guide post, the second guide post of twisting, make first guide post, second guide post drive the pressure strip and compress tightly broken axle group sword toothholder terminal surface, guarantee that broken sword toothholder equipment targets in place zero clearance, both sides packing force is evenly balanced to improve product packaging quality, improve product reliability, reduce staff intensity of labour.

Description

Mining crushing shaft group cutter tooth seat end face pressing device

Technical Field

The utility model relates to a mining breaker auxiliary assembly technical field especially relates to a mining broken axle group sword tooth holder terminal surface closing device.

Background

The mining crusher mainly comprises a power part, a crushing shaft group, a crushing box, a crushing groove, an inlet and outlet dustproof curtain and the like. The mining crusher is arranged in the middle of the reversed loader and is matched with the reversed loader and the reversed loader self-moving system for use, so that the continuous crushing of large raw coal blocks and a small amount of gangue on a working surface is realized, and the large raw coal blocks and the small amount of gangue are continuously carried away by the reversed loader.

The crusher drives a crushing shaft to rotate by a motor, and the hammer head on the crushing shaft is used for knocking and crushing lump coal passing through the crusher. The crushing cutter tooth holder is an important component of the crushing shaft group, and the assembly quality is particularly important.

Disclosure of Invention

In order to solve the technical problems in the prior art, a need exists for a pressing device for the end face of a cutter tooth seat of a mining crushing shaft set.

The utility model provides a mining broken axle group sword tooth seat terminal surface closing device, includes pressure strip, direction subassembly, base, the base is placed on the bottom surface for support places broken axle group, the direction subassembly includes first guide post, second guide post, first guide post, second guide post subtend parallel arrangement, the both sides tip of pressure strip is do not the suit on first guide post, second guide post to can follow first guide post, second guide post and reciprocate, two tip of pressure strip respectively with first guide post, second guide post threaded connection, the locating hole has been seted up to the upper portion intermediate position of pressure strip.

Preferably, the first guide post and the second guide post have the same structure, and a first connecting portion is arranged at the lower end of the first guide post.

Preferably, the upper end of the first guide post is provided with a second connecting part.

Preferably, the top of the second connecting part is provided with a screwing hole.

Preferably, the base comprises a bottom plate, a supporting rib plate and a top plate, the supporting rib plate is vertically and fixedly arranged on the surface of the upper part of the bottom plate, the top plate is fixedly arranged on the top of the supporting rib plate, and the top plate and the bottom plate are parallel to each other.

Preferably, the supporting rib plates are uniformly distributed along the circumferential direction of the peripheral edge of the bottom plate.

Preferably, a round hole is formed in the middle of the upper portion of the top plate.

According to the technical scheme, the utility model provides a mining crushing axle group cutter tooth seat terminal surface closing device, including the pressure strip, the direction subassembly, the base is placed on the bottom surface, be used for supporting to place crushing axle group, the direction subassembly includes first guide post, the second guide post, first guide post, the opposite direction parallel arrangement of second guide post, the both sides tip suit is respectively on first guide post, the second guide post, and can reciprocate along first guide post, the second guide post, two tip of pressure strip respectively with first guide post, second guide post threaded connection, the upper portion intermediate position of pressure strip has seted up the locating hole; the utility model discloses when using, through revolving first guide post, the second guide post of twisting, make first guide post, second guide post drive the pressure strip and compress tightly broken axle group sword toothholder terminal surface, guarantee that broken sword toothholder equipment targets in place zero clearance, both sides packing force is evenly balanced to improve product packaging quality, improve product reliability, reduce staff intensity of labour.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the utility model connected with the crushing shaft set and the crushing cutter tooth holder.

Fig. 2 is a schematic structural diagram of the connection between the pressing plate and the guiding component of the present invention.

Fig. 3 is a schematic structural diagram of the base of the present invention.

In the figure: the crushing device comprises a pressing plate 01, a positioning hole 11, a guide assembly 02, a first guide column 21, a second guide column 22, a first connecting part 23, a second connecting part 24, a screwed hole 25, a base 03, a bottom plate 31, a supporting rib plate 32, a top plate 33, a round hole 34, a crushing cutter tooth holder 04 and a crushing shaft group 05.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", "lower", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Please refer to fig. 1 to 3, the embodiment of the present invention provides a mining crushing shaft group cutter tooth seat end surface pressing device, including pressure strip 01, guide assembly 02, base 03 is placed on the bottom surface for supporting placing crushing shaft group 05, guide assembly 02 includes first guide post 21, second guide post 22, first guide post 21, second guide post 22 opposite direction parallel arrangement, the both sides end part of pressure strip 01 is respectively sleeved on first guide post 21, second guide post 22, and can reciprocate along first guide post 21, second guide post 22, two ends of pressure strip 01 respectively with first guide post 21, second guide post 22 threaded connection, locating hole 11 has been seted up to the upper portion intermediate position of pressure strip 01, locating hole 11 inner wall is provided with the screw thread. When the crushing shaft group 05 cutter tooth seat is used, the first guide column 21 and the second guide column 22 are screwed to drive the pressing plate 01 to press the end face of the cutter tooth seat of the crushing shaft group 05 through the first guide column 21 and the second guide column 22, the fact that the crushing cutter tooth seat 04 is assembled in place without a gap is guaranteed, pressing forces on two sides are uniform and balanced, therefore, product assembling quality is improved, product reliability is improved, and labor intensity of workers is reduced. In the using process, the length of the first guide post 21 and the second guide post 22 or the center distance of the bolt holes of the pressure plate 01 only need to be changed, and the crushing shaft group 05 with different specifications can be assembled.

The first guide post 21 and the second guide post 22 have the same structure, and a first connection portion 23 is provided at the lower end of the first guide post 21. The upper end of the first guide post 21 is provided with a second connecting portion 24. The top of the second connecting portion 24 is opened with a screw hole 25. The first guide post 21 and the second guide post 22 can be rotated by inserting the electric torque wrench into the screw hole 25.

The base 03 comprises a bottom plate 31, supporting rib plates 32 and a top plate 33, wherein the supporting rib plates 32 are vertically and fixedly arranged on the upper surface of the bottom plate 31, and the supporting rib plates 32 are circumferentially and uniformly distributed along the peripheral edge of the bottom plate 31. The top plate 33 is fixedly arranged on the top of the supporting rib plate 32, and the top plate 33 and the bottom plate 31 are parallel to each other. A round hole 34 is formed in the middle of the upper part of the top plate 33.

The utility model discloses a use as follows:

(1) when the crushing shaft group 05 is used, the crushing shaft group 05 is hung in the base 03, the lower end of the crushing shaft group 05 penetrates through the round hole 34 in the top plate 33, whether an on-shaft assembly line is coplanar with the plane of the base 03 is detected, and the requirement of padding is met if necessary. The first crushing cutter tooth holder 04 is assembled and is uniformly fastened by installing parts such as an expansion sleeve, a partition plate and the like.

(2) When the second cutter tooth holder is assembled, the positioning hole 11 in the pressing plate 01 is sleeved at the upper end of the crushing shaft group 05 and screwed into the end thread of the crushing shaft group 05, so that the pressing plate 01 and the upper end of the crushing shaft group 05 are fixed. The first guide column 21 and the second guide column 22 are screwed into the threaded hole of the pressing plate 01, the first connecting part 23 is inserted into the hole in the crushing cutter tooth holder 04, the first connecting part 23 on the first guide column 21 and the second guide column 22 is guaranteed to tightly support the crushing cutter tooth holder 04, the electric torque wrench is used for downwards inserting into the screwing hole 25, the first guide column 21 and the second guide column 22 are screwed, when the first guide column 21 and the second guide column 22 are not screwed, the copper rods are used for symmetrically knocking the end face of the crushing cutter tooth holder 04, the assembly of the crushing cutter tooth holder 04 in place is guaranteed to be gapless, pressing forces on two sides are uniform and balanced, after the stopper ruler is used for detecting qualification, the pressing device is detached, and subsequent components such as a partition plate are assembled. And a third cutter tooth holder and a fourth cutter tooth holder are installed by the device in the mode.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a mining broken axle group sword toothholder terminal surface closing device which characterized in that: including pressure strip, direction subassembly, base, the base is placed on the bottom surface for support places broken axle group, the direction subassembly includes first guide post, second guide post, first guide post, second guide post subtend parallel arrangement, the both sides tip of pressure strip is do not the suit on first guide post, second guide post to can follow first guide post, second guide post and reciprocate, two tip of pressure strip respectively with first guide post, second guide post threaded connection, the locating hole has been seted up to the upper portion intermediate position of pressure strip.

2. The mining crushing shaft group cutter tooth seat end surface pressing device according to claim 1, characterized in that: the first guide post and the second guide post have the same structure, and a first connecting part is arranged at the lower end of the first guide post.

3. The mining crushing shaft group cutter tooth seat end surface pressing device according to claim 2, characterized in that: and a second connecting part is arranged at the upper end of the first guide post.

4. The mining crushing shaft group cutter tooth holder end face pressing device according to claim 3, characterized in that: the top of the second connecting part is provided with a screwing hole.

5. The mining crushing shaft group cutter tooth seat end surface pressing device according to claim 1, characterized in that: the base comprises a bottom plate, a supporting rib plate and a top plate, the supporting rib plate is vertically and fixedly arranged on the surface of the upper portion of the bottom plate, the top plate is fixedly arranged at the top of the supporting rib plate, and the top plate and the bottom plate are parallel to each other.

6. The mining crushing shaft group cutter tooth seat end surface pressing device according to claim 5, characterized in that: the supporting rib plates are uniformly distributed along the circumferential direction of the peripheral edge of the bottom plate.

7. The mining crushing shaft group cutter tooth seat end surface pressing device according to claim 6, characterized in that: and a round hole is formed in the middle of the upper part of the top plate.